9e28585d-4afa-4f74-94b8-dce4a18c7f92 19 6 5 fraction

&[DATE] &[TIME] - &[FILENAME]

Air Data:: Technical Specific Gravity [Masse Volumique Spécifique] @ STP

β 1.8292907 105 -^* 4.5419859 103 -^* 20.705009 29.234728 43.479334 70.970112 0.36214538 1018.6103 448.62873 0.11794985 101 mat :

Segment: 20 km ... 85 km  [Ralph Carmichael, Nov 1996] x J β 1 el x * β 2 el - β 7 el x β 3 el + β 8 el x β 4 el - β 9 el x β 5 el - β 10 el x β 6 el - / + / + / + / + :

-0.5 km  => 20 km ISA_1962 [ICAO]
20 km => 85 km    ISA 1962 combined 
Ralph Carmichael Nov. 1996 h Air 0.5 - h ≤ (h 11 ≤ (& 1 22.514 h * 103 -^* - (4.265^11 h ≤ (h 20 ≤ (& 0.2971126 157.643 h 11 - (* 103 -^* - exp * h J if if :

Convenient segment, clean : 0.5 km => 20 km x G x 0.255590551 - 28.5142438 x 159.747047 - 702.379516 x 3.44328854 + 4.38518055 x 4.56550476 + / + / + / - (* :

ICAO discontinuity [11km] removed

0.5 x ≤ x 20 ≤ & x G OUT of fit if

Complete range ... Discontinuity @ 11 km

0.5 - x ≤ ( x 85 ≤ ( & x Air OUT of fit if

x s1 1 22.514 x * 103 -^* - (4.265^:

ISA 1962 [ICAO] => for Museum, except below 0.5 km, the G(x) was left as designed.

x s2 0.2971126 157.643 x 11 - (* 103 -^* - exp * :

ISA 1962 ICAO [-0.5 km ... 20 km]

x s1 x s2 2 1 sys

11 s2 0.2971

11 G 0.2926

kick 11 0.01 11 0.01 - 22 mat :

km 11 0.2971 o 50 black 15 mat :

ISA 1962 [-0.5 km ... 20 km]

x s1 x s2 km 3 1 sys

Absolute deviation ICAO [Air(km)-G(km)

0.375 x ≤ x 20 ≤ & x Air x G - OUT of fit if 0.004 - 11 0.01 11 0.01 - 2 2 mat 0.004 4 1 sys

Some didactic: An apparatus of resolution ± 0.005 will not discriminate between the two functions. Within further STP @ any unknown altitude, neither ICAO segments is usable to compute altitude. Unlike, G(x) is solvable for 'km'. Why do we have two roots ? Answer:: because of 'x' factor in x*G(x).

spG 0.2971 :

5 s1 0.6

km 1 :

alt x G spG - x 020 solve : km 10.9 10.9 21 mat

alt x G 0.6 - x 020 solve : km 5521 mat